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14.3 Cross Input Signature Aggregation in Bitcoin || Lloyd Fournier

Lloyd Fournier explains that to make cross input signature aggregation possible in Bitcoin, signers need to be able to spend multiple coins in a single transaction, while only providing a single signature for all of them...

2021-05-12

Episode notes

Lloyd Fournier explains that to make cross input signature aggregation possible in Bitcoin, signers need to be able to spend multiple coins in a single transaction, while only providing a single signature for all of them. Verifiers of this transaction need to ensure that the knowledge of all the private keys of all the input public keys is proven.


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